KC9 ?????????????? ?????????? ??????????????. ??????????? KC9, ??????? ???? "???????????" ??? ???? ????????. ????????? ????? ????????????? ???????? KC9 ??????. ???????????????? ?????????? ????????????? ????????? KC9 ?????? ?????????? ????? ??????? ??????????? ?????? ???? ????? ??? ??? ????? ??? ??? ??? ????? ??? ?????????. Swift ?????